FIELD: chemistry.
SUBSTANCE: raw material mixture for concrete production, which contains cement, a fine filler, a plasticising additive and water, additionally contains milled and sieved through net No. 10 mobile phone waste with preliminarily extracted accumulators with the following component ratio, wt %: cement 24-36; fine filler 12.7-17.9; plasticising additive 0.1-1.5; water 18-36; milled and sieved through net No. 10 mobile phone waste with preliminarily extracted accumulators 10-40.
EFFECT: safe utilisation of mobile phones.
1 tbl
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